<!DOCTYPE html>
<html  lang="en">
    <head>
        <title>Heading Example</title>
        <meta   charset="utf-8">
    </head>
    <body>
        <h1 align="center">Heading Level 1</h1>
        <p>This is ac <hr>sample <br>paragragh.</p>
        <h2>Heading Level 2</h2>
        <h3>Heading Level 3</h3>
        <h4>Heading Level 4</h4>
        <h5>Heading Level 5</h5>
        <h6>Heading Level 6</h6>
        <h7>Heading Level 7</h7>
    </body>
</html>